/* =========================================================
   Na Fali — style.css
   Statyczna strona informacyjna wypożyczalni sprzętu wodnego.
   Struktura: 1) Reset i zmienne, 2) Elementy ogólne,
   3) Nagłówek/nawigacja, 4) Hero, 5) Sekcje i karty,
   6) Placeholdery zdjęć, 7) Galeria i lightbox, 8) Cennik,
   9) Kontakt, 10) Stopka, 11) Animacje, 12) Media queries.
   ========================================================= */

/* ---------- 1) RESET I ZMIENNE ---------- */

:root {
	--color-navy: #0b3b5c;
	--color-navy-dark: #072940;
	--color-blue: #146ca8;
	--color-turquoise: #2fd9c9;
	--color-turquoise-dark: #1fb6a8;
	--color-white: #ffffff;
	--color-off-white: #f4f9fb;
	--color-sand: #eef4f6;
	--color-ink: #123047;
	--color-ink-soft: #4a6377;
	--color-accent: #ff6b4a;
	--color-accent-dark: #e4573a;

	--gradient-hero: linear-gradient(160deg, var(--color-navy) 0%, var(--color-blue) 55%, var(--color-turquoise-dark) 100%);

	--radius-s: 8px;
	--radius-m: 14px;
	--radius-l: 22px;

	--shadow-s: 0 2px 10px rgba(11, 59, 92, 0.08);
	--shadow-m: 0 10px 30px rgba(11, 59, 92, 0.14);
	--shadow-l: 0 20px 45px rgba(11, 59, 92, 0.22);

	--container-width: 1160px;
	--header-height: 76px;
	--header-height-scrolled: 58px;

	--transition-fast: 0.18s ease;
	--transition-base: 0.3s ease;

	--font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
	-webkit-text-size-adjust: 100%;
}

html, body {
	max-width: 100%;
	overflow-x: hidden;
}

body {
	margin: 0;
	padding-top: var(--header-height);
	font-family: var(--font-base);
	color: var(--color-ink);
	background: var(--color-white);
	line-height: 1.6;
	font-size: 16px;
	scrollbar-gutter: stable;
}

img {
	max-width: 100%;
	display: block;
}

a {
	color: inherit;
}

ul {
	margin: 0;
	padding: 0;
	list-style: none;
}

h1, h2, h3, p {
	margin: 0;
}

button {
	font-family: inherit;
	cursor: pointer;
}

.container {
	width: 100%;
	max-width: var(--container-width);
	margin: 0 auto;
	padding: 0 24px;
}

/* Widoczny focus klawiatury dla wszystkich elementów interaktywnych */
a:focus-visible,
button:focus-visible {
	outline: 3px solid var(--color-accent);
	outline-offset: 3px;
	border-radius: 4px;
}

.skip-link {
	position: absolute;
	left: -9999px;
	top: 0;
	background: var(--color-navy);
	color: var(--color-white);
	padding: 12px 18px;
	z-index: 999;
	border-radius: 0 0 var(--radius-s) 0;
}

.skip-link:focus {
	left: 0;
}

/* ---------- 2) ELEMENTY OGÓLNE (przyciski) ---------- */

.btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 14px 28px;
	border-radius: 999px;
	font-weight: 700;
	font-size: 0.98rem;
	text-decoration: none;
	border: 2px solid transparent;
	transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
	white-space: nowrap;
}

.btn--small {
	padding: 10px 20px;
	font-size: 0.9rem;
}

.btn--primary {
	background: var(--color-accent);
	color: var(--color-white);
	box-shadow: 0 8px 20px rgba(255, 107, 74, 0.35);
}

.btn--primary:hover {
	background: var(--color-accent-dark);
	transform: translateY(-2px);
	box-shadow: 0 12px 26px rgba(255, 107, 74, 0.4);
}

.btn--outline {
	background: transparent;
	border-color: currentColor;
	color: var(--color-navy);
}

.hero .btn--outline {
	color: var(--color-white);
}

.btn--outline:hover {
	background: rgba(11, 59, 92, 0.08);
	transform: translateY(-2px);
}

.hero .btn--outline:hover {
	background: rgba(255, 255, 255, 0.15);
}

.btn__icon {
	width: 18px;
	height: 18px;
	flex-shrink: 0;
}

.btn[hidden] {
	display: none !important;
}

/* ---------- 3) NAGŁÓWEK / NAWIGACJA ---------- */

.site-header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	width: 100%;
	z-index: 100;
	background: rgba(7, 41, 64, 0.88);
	backdrop-filter: saturate(160%) blur(10px);
	-webkit-backdrop-filter: saturate(160%) blur(10px);
	box-shadow: 0 2px 18px rgba(0, 0, 0, 0.12);
	transition:
		background var(--transition-base),
		box-shadow var(--transition-base);
}

.site-header.is-scrolled {
	background: rgba(7, 41, 64, 0.97);
	box-shadow: 0 4px 28px rgba(0, 0, 0, 0.22);
}

.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: var(--header-height);
	gap: 16px;
	transition: height var(--transition-base);
}

.site-header.is-scrolled .site-header__inner {
	height: var(--header-height-scrolled);
}

.logo {
	display: inline-flex;
	align-items: center;
	text-decoration: none;
	flex-shrink: 0;
}

.logo__svg {
	height: 30px;
	width: auto;
	transition: height var(--transition-base);
}

.site-header.is-scrolled .logo__svg {
	height: 24px;
}

.nav__list {
	display: flex;
	align-items: center;
	gap: 28px;
}

.nav__link {
	color: var(--color-white);
	text-decoration: none;
	font-weight: 600;
	font-size: 0.98rem;
	padding: 8px 2px;
	position: relative;
	transition: color var(--transition-fast), font-size var(--transition-base), padding var(--transition-base);
}

.site-header.is-scrolled .nav__link {
	font-size: 0.9rem;
	padding: 5px 2px;
}

.nav__link::after {
	content: "";
	position: absolute;
	left: 0;
	right: 100%;
	bottom: 0;
	height: 2px;
	background: var(--color-turquoise);
	transition: right var(--transition-base);
}

.nav__link:hover {
	color: var(--color-turquoise);
}

.nav__link:hover::after,
.nav__link.is-active::after {
	right: 0;
}

.nav-toggle {
	display: none;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
	width: 42px;
	height: 42px;
	background: transparent;
	border: none;
	border-radius: var(--radius-s);
	padding: 8px;
}

.nav-toggle__bar {
	display: block;
	height: 2px;
	width: 100%;
	background: var(--color-white);
	border-radius: 2px;
	transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
	transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
	opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
	transform: translateY(-7px) rotate(-45deg);
}

.nav-backdrop {
	position: fixed;
	inset: 0;
	background: rgba(7, 20, 30, 0.55);
	z-index: 90;
}

.nav-backdrop[hidden] {
	display: none;
}

/* ---------- 4) HERO ---------- */

.hero {
	position: relative;
	background: var(--gradient-hero);
	color: var(--color-white);
	padding: 96px 0 140px;
	overflow: hidden;
	scroll-margin-top: var(--header-height);
}

.section {
	scroll-margin-top: var(--header-height);
}

.hero__inner {
	position: relative;
	z-index: 2;
	max-width: 760px;
}

.hero__eyebrow {
	text-transform: uppercase;
	letter-spacing: 0.12em;
	font-size: 0.82rem;
	font-weight: 700;
	color: var(--color-turquoise);
	margin-bottom: 18px;
}

.hero__title {
	font-size: clamp(2.6rem, 6vw, 4.5rem);
	font-weight: 800;
	line-height: 1.05;
	margin-bottom: 14px;
	letter-spacing: -0.01em;
}

.hero__subtitle {
	font-size: clamp(1.1rem, 2.4vw, 1.5rem);
	font-weight: 600;
	color: var(--color-off-white);
	margin-bottom: 22px;
}

.hero__text {
	display: flex;
	flex-direction: column;
	gap: 12px;
	margin-bottom: 36px;
	color: rgba(255, 255, 255, 0.92);
	font-size: 1.02rem;
	max-width: 640px;
}

.hero__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 16px;
}

.hero__waves {
	position: absolute;
	left: 0;
	right: 0;
	bottom: -2px;
	line-height: 0;
	z-index: 1;
}

.hero__waves svg {
	width: 100%;
	height: 140px;
	display: block;
}

/* ---------- 5) SEKCJE I KARTY ---------- */

.section {
	padding: 88px 0;
}

.section--alt {
	background: var(--color-sand);
}

.section__header {
	max-width: 680px;
	margin: 0 auto 48px;
	text-align: center;
}

.section__title {
	font-size: clamp(1.8rem, 3.6vw, 2.4rem);
	font-weight: 800;
	color: var(--color-navy);
	margin-bottom: 12px;
}

.section__lead {
	font-size: 1.05rem;
	color: var(--color-ink-soft);
}

.cards {
	display: grid;
	gap: 32px;
}

.cards--single {
	grid-template-columns: minmax(0, 1fr);
	max-width: 560px;
	margin: 0 auto;
}

.cards--two {
	grid-template-columns: repeat(2, minmax(0, 1fr));
}

.cards--three {
	grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
	background: var(--color-white);
	border-radius: var(--radius-l);
	overflow: hidden;
	box-shadow: var(--shadow-m);
	transition: transform var(--transition-base), box-shadow var(--transition-base);
	display: flex;
	flex-direction: column;
}

.card:hover {
	transform: translateY(-6px);
	box-shadow: var(--shadow-l);
}

.card__body {
	padding: 26px 28px 30px;
	display: flex;
	flex-direction: column;
	gap: 10px;
	flex: 1;
}

.card__title {
	font-size: 1.3rem;
	font-weight: 800;
	color: var(--color-navy);
}

.card__badge {
	display: inline-flex;
	align-self: flex-start;
	background: rgba(47, 217, 201, 0.16);
	color: var(--color-turquoise-dark);
	font-weight: 700;
	font-size: 0.78rem;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	padding: 6px 12px;
	border-radius: 999px;
}

.card__text {
	color: var(--color-ink-soft);
	font-size: 0.98rem;
	flex: 1;
}

.card__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: 8px;
}

/* ---------- 6) PLACEHOLDERY ZDJĘĆ ---------- */

.photo-frame {
	position: relative;
	width: 100%;
	aspect-ratio: 4 / 3;
	background: linear-gradient(145deg, var(--color-navy) 0%, var(--color-blue) 100%);
	overflow: hidden;
	display: block;
	border: none;
	padding: 0;
}

.photo-frame__img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform var(--transition-base);
}

.card:hover .photo-frame__img {
	transform: scale(1.04);
}

.photo-frame__fallback {
	position: absolute;
	inset: 0;
	display: none;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 8px;
	text-align: center;
	color: rgba(255, 255, 255, 0.92);
	padding: 16px;
	background:
		repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.06) 0 12px, transparent 12px 24px),
		linear-gradient(150deg, var(--color-navy) 0%, var(--color-blue) 60%, var(--color-turquoise-dark) 100%);
}

.photo-frame.is-broken .photo-frame__img {
	display: none;
}

.photo-frame.is-broken .photo-frame__fallback {
	display: flex;
}

.photo-frame__icon {
	width: 40px;
	height: 40px;
	opacity: 0.85;
}

.photo-frame__label {
	font-weight: 700;
	font-size: 0.95rem;
	margin: 0;
}

.photo-frame__hint {
	font-size: 0.78rem;
	opacity: 0.75;
	margin: 0;
	max-width: 220px;
}

/* ---------- 7) GALERIA I LIGHTBOX ---------- */

.gallery {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 18px;
}

.gallery__item {
	border-radius: var(--radius-m);
	overflow: hidden;
	box-shadow: var(--shadow-s);
}

.gallery__trigger {
	aspect-ratio: 4 / 3;
	cursor: zoom-in;
	transition: transform var(--transition-fast);
	border-radius: var(--radius-m);
}

.gallery__trigger:hover {
	transform: scale(1.02);
}

.gallery__trigger .photo-frame__label {
	font-size: 0.85rem;
}

.gallery__trigger .photo-frame__icon {
	width: 32px;
	height: 32px;
}

.lightbox {
	position: fixed;
	inset: 0;
	z-index: 200;
	background: rgba(4, 20, 32, 0.92);
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 32px;
}

.lightbox[hidden] {
	display: none;
}

.lightbox__stage {
	position: relative;
	max-width: min(92vw, 1000px);
	max-height: 86vh;
	display: flex;
	align-items: center;
	justify-content: center;
}

.lightbox__img {
	max-width: 100%;
	max-height: 86vh;
	border-radius: var(--radius-s);
	box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox__img[hidden] {
	display: none;
}

.lightbox__fallback {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 10px;
	color: var(--color-white);
	background: linear-gradient(150deg, var(--color-navy), var(--color-blue));
	width: min(92vw, 640px);
	aspect-ratio: 4 / 3;
	border-radius: var(--radius-m);
	justify-content: center;
}

.lightbox__fallback svg {
	width: 48px;
	height: 48px;
	opacity: 0.85;
}

.lightbox__close,
.lightbox__nav {
	position: fixed;
	background: rgba(255, 255, 255, 0.12);
	color: var(--color-white);
	border: none;
	border-radius: 50%;
	width: 48px;
	height: 48px;
	font-size: 1.6rem;
	line-height: 1;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: background var(--transition-fast);
}

.lightbox__close:hover,
.lightbox__nav:hover {
	background: rgba(255, 255, 255, 0.24);
}

.lightbox__close {
	top: 24px;
	right: 24px;
}

.lightbox__nav--prev {
	left: 24px;
	top: 50%;
	transform: translateY(-50%);
}

.lightbox__nav--next {
	right: 24px;
	top: 50%;
	transform: translateY(-50%);
}

/* ---------- 8) CENNIK ---------- */

.price-card {
	background: var(--color-white);
	border-radius: var(--radius-l);
	padding: 32px 26px;
	text-align: center;
	box-shadow: var(--shadow-m);
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 10px;
	transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.price-card:hover {
	transform: translateY(-6px);
	box-shadow: var(--shadow-l);
}

.price-card__title {
	font-size: 1.15rem;
	font-weight: 800;
	color: var(--color-navy);
}

.price-card__value {
	font-size: 1.05rem;
	color: var(--color-ink-soft);
	min-height: 2.6em;
	display: flex;
	align-items: center;
}

.price-card__value.has-price {
	font-size: 1.7rem;
	font-weight: 800;
	color: var(--color-accent);
}

.price-card__unit {
	font-size: 0.85rem;
	color: var(--color-ink-soft);
	text-transform: uppercase;
	letter-spacing: 0.04em;
	margin-bottom: 6px;
}

/* ---------- 9) KONTAKT ---------- */

.contact {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
	gap: 32px;
	align-items: start;
}

.contact__card {
	background: var(--color-white);
	border-radius: var(--radius-l);
	padding: 36px;
	box-shadow: var(--shadow-m);
}

.contact__name {
	font-size: 1.4rem;
	font-weight: 800;
	color: var(--color-navy);
	margin-bottom: 10px;
}

.contact__address {
	font-style: normal;
	color: var(--color-ink-soft);
	margin-bottom: 22px;
	line-height: 1.7;
}

.contact__list {
	display: flex;
	flex-direction: column;
	gap: 14px;
	margin-bottom: 22px;
}

.contact-item {
	display: flex;
	align-items: center;
	gap: 12px;
}

.contact-item[hidden] {
	display: none;
}

.contact-item__icon {
	width: 22px;
	height: 22px;
	color: var(--color-turquoise-dark);
	flex-shrink: 0;
}

.contact-item__link {
	text-decoration: none;
	font-weight: 600;
	color: var(--color-ink);
}

.contact-item__link:hover {
	color: var(--color-blue);
}

.contact__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
}

.contact__map-note {
	background: var(--color-sand);
	border-radius: var(--radius-l);
	padding: 32px;
	color: var(--color-ink-soft);
	font-size: 0.98rem;
}

/* ---------- 10) STOPKA ---------- */

.site-footer {
	background: var(--color-navy-dark);
	color: rgba(255, 255, 255, 0.85);
	padding-top: 56px;
}

.site-footer__inner {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	flex-wrap: wrap;
	gap: 32px;
	padding-bottom: 36px;
	border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.site-footer__brand {
	max-width: 380px;
}

.site-footer__tagline {
	margin-top: 14px;
	font-size: 0.92rem;
	color: rgba(255, 255, 255, 0.7);
}

.site-footer__links {
	display: flex;
	flex-wrap: wrap;
	gap: 22px;
	font-weight: 600;
}

.site-footer__links a {
	text-decoration: none;
	color: rgba(255, 255, 255, 0.85);
	transition: color var(--transition-fast);
}

.site-footer__links a:hover {
	color: var(--color-turquoise);
}

.site-footer__links a[hidden] {
	display: none;
}

.site-footer__bottom {
	padding: 20px 24px 28px;
	font-size: 0.85rem;
	color: rgba(255, 255, 255, 0.6);
	text-align: center;
}

/* ---------- 11) ANIMACJE (pojawianie się przy przewijaniu) ---------- */

.reveal {
	opacity: 0;
	transform: translateY(24px);
	transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
	opacity: 1;
	transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}

	* {
		animation-duration: 0.001ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.001ms !important;
		scroll-behavior: auto !important;
	}

	.reveal {
		opacity: 1;
		transform: none;
	}
}

/* ---------- 12) MEDIA QUERIES ---------- */

@media (max-width: 1024px) {
	.cards--three {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.gallery {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}

	.contact {
		grid-template-columns: minmax(0, 1fr);
	}
}

@media (max-width: 860px) {
	.nav-toggle {
		display: flex;
	}

	.nav {
		position: fixed;
		top: 0;
		right: 0;
		height: 100vh;
		width: min(320px, 84vw);
		background: var(--color-navy-dark);
		transform: translateX(100%);
		transition: transform var(--transition-base);
		z-index: 95;
		padding: 96px 28px 28px;
		box-shadow: -12px 0 30px rgba(0, 0, 0, 0.3);
	}

	.nav.is-open {
		transform: translateX(0);
	}

	.nav__list {
		flex-direction: column;
		align-items: flex-start;
		gap: 22px;
	}

	.nav__link {
		font-size: 1.1rem;
	}
}

@media (max-width: 720px) {
	.cards--two,
	.cards--three {
		grid-template-columns: minmax(0, 1fr);
	}

	.section {
		padding: 64px 0;
	}

	.hero {
		padding: 76px 0 120px;
	}

	.gallery {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 480px) {
	.container {
		padding: 0 18px;
	}

	.hero__actions {
		flex-direction: column;
		align-items: stretch;
	}

	.hero__actions .btn {
		justify-content: center;
	}

	.contact__actions {
		flex-direction: column;
		align-items: stretch;
	}

	.contact__actions .btn {
		justify-content: center;
	}

	.gallery {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 12px;
	}

	.lightbox__nav {
		width: 40px;
		height: 40px;
		font-size: 1.3rem;
	}

	.lightbox__close {
		top: 14px;
		right: 14px;
	}
}